<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <link rel="stylesheet" href="css/reset.css" />
    <link rel="stylesheet" href="css/main.css" />
    <script type="text/javascript" src="./lib/jquery-1.12.4.min.js"></script>
    <script type="text/javascript" src="./lib/jquery-ui.min.js"></script>
    <script type="text/javascript" src="./lib/jquery.mousewheel.js"></script>
    <script type="text/javascript" src="./lib/scroll.js"></script>
    <title>聊天机器人</title>
  </head>

  <body>
    <div class="wrap">
      <!-- 头部 Header 区域 -->
      <div class="header">
        <h3>小思同学</h3>
        <img src="img/person01.png" alt="icon" />
      </div>
      <!-- 中间 聊天内容区域 -->
      <div class="main">
        <ul class="talk_list" style="top: 0px">
          <li class="left_word">
            <img src="img/person01.png" />
            <span>你好</span>
          </li>
          <li class="right_word">
            <img src="img/person02.png" />
            <span>你好哦</span>
          </li>
        </ul>
        <!-- 右侧滚动条 -->
        <div class="drag_bar" style="display: none">
          <div
            class="drager ui-draggable ui-draggable-handle"
            style="display: none; height: 412.628px"
          ></div>
        </div>
      </div>
      <!-- 底部 消息编辑区域 -->
      <div class="footer">
        <img src="img/person02.png" alt="icon" />
        <!-- 输入框 -->
        <input type="text" placeholder="说的什么吧..." class="input_txt" />
        <!-- 发送按钮 -->
        <input type="button" value="发 送" class="input_sub" />
      </div>
    </div>

    <!-- 导入axios -->
    <script src="./lib/axios.js"></script>
    <script>
      // 调用 resetui 即可滚到底部
      // resetui()

      // 接口地址： http://ajax-api.itheima.net/api/robot
      // 聊天
      // 步骤：
      //  1.给发送按钮绑定事件
      //  2.将自己输入的内容渲染到dom上
      //  3.通过axios发送ajax请求获得Ai的回复
      //  4.将Ai的回复内容渲染到dom上

      // 获取元素
      const input = document.querySelector('.input_txt');
      const but = document.querySelector('.input_sub');
      const ul = document.querySelector('.talk_list');

      but.addEventListener('click', async function(){
        // console.log(input.value);
        const spoken = input.value.trim()

        if(!spoken) return alert('请填写必填项')

        const rightLi = document.createElement('li');
        rightLi.className = 'right_word'
        rightLi.innerHTML = `
        <img src="img/person02.png" />
            <span>${spoken}</span>
        `
        ul.appendChild(rightLi)
        resetui()
        input.value = ''



        const {data:res} = await axios({
          url:'http://ajax-api.itheima.net/api/robot',
          method:'GET',
          params:{
            spoken
          }
        })
          // console.log(res);
          const leftLi = document.createElement('li');
          leftLi.className = 'leftLi_word'
          leftLi.innerHTML = `
        <img src="img/person01.png" />
            <span>${res.data.info.text}</span>
        `
        ul.appendChild(leftLi)

        resetui()
        

      })

      input.addEventListener('keyup',function(e){
        if(e.key === 'Enter') but.click()
      })
     
    </script>
  </body>
</html>
